iPhone开发 No IB 添加控件
//添加uinav上的按钮
UIBarButtonItem* rbutton=[[UIBarButtonItemalloc] initWithTitle:@"登录"style:UIBarButtonItemStyleDonetarget:selfaction:@selector(btnLogin)];
self.navigationItem.rightBarButtonItem=rbutton;
UIBarButtonItem* lbutton=[[UIBarButtonItemalloc] initWithTitle:@"退出"style:UIBarButtonItemStyleDonetarget:selfaction:@selector(AppExit)];
self.navigationItem.leftBarButtonItem=lbutton;
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